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Fixed MTP to work with TWRP

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awab228 2018-06-19 23:16:04 +02:00
commit f6dfaef42e
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174
arch/mips/include/asm/dec/prom.h Normal file
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/*
* include/asm-mips/dec/prom.h
*
* DECstation PROM interface.
*
* Copyright (C) 2002 Maciej W. Rozycki
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*
* Based on arch/mips/dec/prom/prom.h by the Anonymous.
*/
#ifndef _ASM_DEC_PROM_H
#define _ASM_DEC_PROM_H
#include <linux/types.h>
#include <asm/addrspace.h>
/*
* PMAX/3MAX PROM entry points for DS2100/3100's and DS5000/2xx's.
* Many of these will work for MIPSen as well!
*/
#define VEC_RESET (u64 *)CKSEG1ADDR(0x1fc00000)
/* Prom base address */
#define PMAX_PROM_ENTRY(x) (VEC_RESET + (x)) /* Prom jump table */
#define PMAX_PROM_HALT PMAX_PROM_ENTRY(2) /* valid on MIPSen */
#define PMAX_PROM_AUTOBOOT PMAX_PROM_ENTRY(5) /* valid on MIPSen */
#define PMAX_PROM_OPEN PMAX_PROM_ENTRY(6)
#define PMAX_PROM_READ PMAX_PROM_ENTRY(7)
#define PMAX_PROM_CLOSE PMAX_PROM_ENTRY(10)
#define PMAX_PROM_LSEEK PMAX_PROM_ENTRY(11)
#define PMAX_PROM_GETCHAR PMAX_PROM_ENTRY(12)
#define PMAX_PROM_PUTCHAR PMAX_PROM_ENTRY(13) /* 12 on MIPSen */
#define PMAX_PROM_GETS PMAX_PROM_ENTRY(15)
#define PMAX_PROM_PRINTF PMAX_PROM_ENTRY(17)
#define PMAX_PROM_GETENV PMAX_PROM_ENTRY(33) /* valid on MIPSen */
/*
* Magic number indicating REX PROM available on DECstation. Found in
* register a2 on transfer of control to program from PROM.
*/
#define REX_PROM_MAGIC 0x30464354
#ifdef CONFIG_64BIT
#define prom_is_rex(magic) 1 /* KN04 and KN05 are REX PROMs. */
#else /* !CONFIG_64BIT */
#define prom_is_rex(magic) ((magic) == REX_PROM_MAGIC)
#endif /* !CONFIG_64BIT */
/*
* 3MIN/MAXINE PROM entry points for DS5000/1xx's, DS5000/xx's and
* DS5000/2x0.
*/
#define REX_PROM_GETBITMAP 0x84/4 /* get mem bitmap */
#define REX_PROM_GETCHAR 0x24/4 /* getch() */
#define REX_PROM_GETENV 0x64/4 /* get env. variable */
#define REX_PROM_GETSYSID 0x80/4 /* get system id */
#define REX_PROM_GETTCINFO 0xa4/4
#define REX_PROM_PRINTF 0x30/4 /* printf() */
#define REX_PROM_SLOTADDR 0x6c/4 /* slotaddr */
#define REX_PROM_BOOTINIT 0x54/4 /* open() */
#define REX_PROM_BOOTREAD 0x58/4 /* read() */
#define REX_PROM_CLEARCACHE 0x7c/4
/*
* Used by rex_getbitmap().
*/
typedef struct {
int pagesize;
unsigned char bitmap[0];
} memmap;
/*
* Function pointers as read from a PROM's callback vector.
*/
extern int (*__rex_bootinit)(void);
extern int (*__rex_bootread)(void);
extern int (*__rex_getbitmap)(memmap *);
extern unsigned long *(*__rex_slot_address)(int);
extern void *(*__rex_gettcinfo)(void);
extern int (*__rex_getsysid)(void);
extern void (*__rex_clear_cache)(void);
extern int (*__prom_getchar)(void);
extern char *(*__prom_getenv)(char *);
extern int (*__prom_printf)(char *, ...);
extern int (*__pmax_open)(char*, int);
extern int (*__pmax_lseek)(int, long, int);
extern int (*__pmax_read)(int, void *, int);
extern int (*__pmax_close)(int);
#ifdef CONFIG_64BIT
/*
* On MIPS64 we have to call PROM functions via a helper
* dispatcher to accommodate ABI incompatibilities.
*/
#define __DEC_PROM_O32(fun, arg) fun arg __asm__(#fun); \
__asm__(#fun " = call_o32")
int __DEC_PROM_O32(_rex_bootinit, (int (*)(void), void *));
int __DEC_PROM_O32(_rex_bootread, (int (*)(void), void *));
int __DEC_PROM_O32(_rex_getbitmap, (int (*)(memmap *), void *, memmap *));
unsigned long *__DEC_PROM_O32(_rex_slot_address,
(unsigned long *(*)(int), void *, int));
void *__DEC_PROM_O32(_rex_gettcinfo, (void *(*)(void), void *));
int __DEC_PROM_O32(_rex_getsysid, (int (*)(void), void *));
void __DEC_PROM_O32(_rex_clear_cache, (void (*)(void), void *));
int __DEC_PROM_O32(_prom_getchar, (int (*)(void), void *));
char *__DEC_PROM_O32(_prom_getenv, (char *(*)(char *), void *, char *));
int __DEC_PROM_O32(_prom_printf, (int (*)(char *, ...), void *, char *, ...));
#define rex_bootinit() _rex_bootinit(__rex_bootinit, NULL)
#define rex_bootread() _rex_bootread(__rex_bootread, NULL)
#define rex_getbitmap(x) _rex_getbitmap(__rex_getbitmap, NULL, x)
#define rex_slot_address(x) _rex_slot_address(__rex_slot_address, NULL, x)
#define rex_gettcinfo() _rex_gettcinfo(__rex_gettcinfo, NULL)
#define rex_getsysid() _rex_getsysid(__rex_getsysid, NULL)
#define rex_clear_cache() _rex_clear_cache(__rex_clear_cache, NULL)
#define prom_getchar() _prom_getchar(__prom_getchar, NULL)
#define prom_getenv(x) _prom_getenv(__prom_getenv, NULL, x)
#define prom_printf(x...) _prom_printf(__prom_printf, NULL, x)
#else /* !CONFIG_64BIT */
/*
* On plain MIPS we just call PROM functions directly.
*/
#define rex_bootinit __rex_bootinit
#define rex_bootread __rex_bootread
#define rex_getbitmap __rex_getbitmap
#define rex_slot_address __rex_slot_address
#define rex_gettcinfo __rex_gettcinfo
#define rex_getsysid __rex_getsysid
#define rex_clear_cache __rex_clear_cache
#define prom_getchar __prom_getchar
#define prom_getenv __prom_getenv
#define prom_printf __prom_printf
#define pmax_open __pmax_open
#define pmax_lseek __pmax_lseek
#define pmax_read __pmax_read
#define pmax_close __pmax_close
#endif /* !CONFIG_64BIT */
extern void prom_meminit(u32);
extern void prom_identify_arch(u32);
extern void prom_init_cmdline(s32, s32 *, u32);
extern void register_prom_console(void);
extern void unregister_prom_console(void);
#endif /* _ASM_DEC_PROM_H */